Four pairs of letter-cluster have been given out of which three are alike in some manner, while one is different. Choose the odd one.

In the given option (B),(C),(D) is follow the same pattern of alphabet opposite alphabet given below

(B) EGI-VTR is following the pattern E opposite alphabet  word V, G is opposite T and I is opposite R

then EGI -VTR

(C)QSU - JHF is following the same pattern Q is opposite alphabet J, S is opposite alphabet H, and U opposite alphabet F

then QSU-JHF

(D) BEG-YVT is following the same pattern B is opposite alphabet Y, E is opposite alphabet V and G is opposite alphabet T

But option (A) NOQ-MLK does not follow the same.

therefore option (A) NOQ-MLK Ans